User Manual Managed Switches
104
The page includes a table with the following information:
ID
Indicates the index of Statistics entry.
Data Source
The port ID which wants to be monitored.
Drop
The total number of events in which packets were dropped by the probe
due to lack of resources.
Octets
The total number of octets of data (including those in bad packets)
received on the network.
Pkts
The total number of packets (including bad packets, broadcast packets,
and multicast packets) received.
Broad-Cast
The total number of good packets received that were directed to the
broadcast address.
Multi-Cast
The total number of good packets received that were directed to a
multicast address.
CRC Errors
The total number of packets received that had a length (excluding
framing bits, but including FCS octets) of between 64 and 1518 octets,
inclusive, but had either a bad Frame Check Sequence (FCS) with an
integral number of octets (FCS Error) or a bad FCS with a non-integral
number of octets (Alignment Error).
Under-Size
The total number of packets received that were less than 64 octets.
Over-Size
The total number of packets received that were longer than 1518 octets.
Frag.
The number of frames which size is less than 64 octets received with
invalid CRC.
Jabb
The number of frames which size is larger than 64 octets received with
invalid CRC.
Coll.
The best estimate of the total number of collisions on this Ethernet
segment.
64 Bytes
The total number of packets (including bad packets) received that were
64 octets in length.
65~127
The total number of packets (including bad packets) received that are
between 65 to 127 octets in length.
128~255
The total number of packets (including bad packets) received that are
between 128 to 255 octets in length.
256~511
The total number of packets (including bad packets) received that are
between 256 to 511 octets in length.
512~1023
The total number of packets (including bad packets) received that are
between 512 to 1023 octets in length.
1024~1588
The total number of packets (including bad packets) received that were
between 1024 to 1588 octets in length.